The green links below add additional plants to the comparison table. Blue links lead to other Web sites.
enable glossary links

naked mariposa lily, naked star tulip, Shasta star-tulip

Tiburon mariposa-lily

Stems

usually not branching, 1–3 dm.

usually branching, 1–6 dm.

Leaves

basal persistent, 0.5–2 dm;

blade lanceolate, tapering at base, flat, glabrous adaxially.

basal persistent, 1–7 dm;

blade lanceolate, flat.

Inflorescences

1–several-flowered.

2–several-flowered.

Flowers

erect;

perianth open, campanulate;

sepals lanceolate, 10–12 mm, glabrous, apex acuminate;

petals pale lavender, widely obovate, 14–16 mm, adaxial surface ± glabrous, not ciliate;

glands not deeply depressed, bordered proximally by wide, ciliate membranes;

anthers linear-oblong, apex obtuse or acute.

erect;

perianth open, campanulate;

petals light yellow-green, flecked and streaked purplish brown, oblanceolate, ciliate to near apex, hairy;

glands depressed, bordered proximally by ciliate membrane, distally by 2 or more rows of short hairs;

anthers short-tipped.

Capsules

erect, 3-winged, 1–2 cm.

erect, angled, apex acute.

Seeds

light brown, irregular.

dark brown, irregular.

2n

= 20.

= 20.

Calochortus nudus

Calochortus tiburonensis

Phenology Flowering late spring–mid summer. Flowering late spring–early summer.
Habitat Moist grassy areas, meadows, lake and bog margins Serpentine grasslands
Elevation 1200–2500 m (3900–8200 ft) 0–200 m (0–700 ft)
Distribution
from FNA
CA; OR
[WildflowerSearch map]
[BONAP county map]
from FNA
CA
[WildflowerSearch map]
[BONAP county map]
Discussion

Calochortus nudus hybridizes with C. minimus.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Of conservation concern.

Calochortus tiburonensis is known only from Ring Mountain, Marin County.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Source FNA vol. 26, p. 128. FNA vol. 26, p. 131.
Parent taxa Liliaceae > Calochortus Liliaceae > Calochortus
Sibling taxa
C. albus, C. amabilis, C. ambiguus, C. amoenus, C. apiculatus, C. argillosus, C. aureus, C. bruneaunis, C. catalinae, C. clavatus, C. coeruleus, C. concolor, C. coxii, C. dunnii, C. elegans, C. eurycarpus, C. excavatus, C. flexuosus, C. greenei, C. gunnisonii, C. howellii, C. indecorus, C. invenustus, C. kennedyi, C. leichtlinii, C. longebarbatus, C. luteus, C. lyallii, C. macrocarpus, C. minimus, C. monanthus, C. monophyllus, C. nitidus, C. nuttallii, C. obispoensis, C. palmeri, C. panamintensis, C. persistens, C. plummerae, C. pulchellus, C. raichei, C. simulans, C. splendens, C. striatus, C. subalpinus, C. superbus, C. tiburonensis, C. tolmiei, C. umbellatus, C. umpquaensis, C. uniflorus, C. venustus, C. vestae, C. weedii, C. westonii
C. albus, C. amabilis, C. ambiguus, C. amoenus, C. apiculatus, C. argillosus, C. aureus, C. bruneaunis, C. catalinae, C. clavatus, C. coeruleus, C. concolor, C. coxii, C. dunnii, C. elegans, C. eurycarpus, C. excavatus, C. flexuosus, C. greenei, C. gunnisonii, C. howellii, C. indecorus, C. invenustus, C. kennedyi, C. leichtlinii, C. longebarbatus, C. luteus, C. lyallii, C. macrocarpus, C. minimus, C. monanthus, C. monophyllus, C. nitidus, C. nudus, C. nuttallii, C. obispoensis, C. palmeri, C. panamintensis, C. persistens, C. plummerae, C. pulchellus, C. raichei, C. simulans, C. splendens, C. striatus, C. subalpinus, C. superbus, C. tolmiei, C. umbellatus, C. umpquaensis, C. uniflorus, C. venustus, C. vestae, C. weedii, C. westonii
Synonyms C. nudus var. shastensis, C. shastensis
Name authority S. Watson: Proc. Amer. Acad. Arts 14: 263. (1879) A. J. Hill: Madroño 22: 100, fig. 1. (1973)
Web links